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Patents Grants
last 30 patents
Information
Patent Grant
Railroad hopper car door assembly
Patent number
6,279,487
Issue date
Aug 28, 2001
Miner Enterprises, Inc.
Christopher C. Gaydos
B61 - RAILWAYS
Information
Patent Grant
Method of manufacturing and energy absorption apparatus for a railr...
Patent number
6,141,853
Issue date
Nov 7, 2000
Miner Enterprises, Inc.
William P. O'Donnell
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Gate assembly for a railroad hopper car
Patent number
6,123,030
Issue date
Sep 26, 2000
Miner Enterprises, Inc.
Jeremy J. Dohr
B61 - RAILWAYS
Information
Patent Grant
Railroad car side bearing with thermal insulator
Patent number
6,092,470
Issue date
Jul 25, 2000
Miner Enterprises, Inc.
William P. O'Donnell
B61 - RAILWAYS
Information
Patent Grant
Breakaway composite hinge structure
Patent number
6,058,566
Issue date
May 9, 2000
Miner Enterprises, Inc.
Ronald W. Kerr
B60 - VEHICLES IN GENERAL
Patents Applications
last 30 patents
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last 30 trademarks